Guoqing Jiang
2021-Jan-21 14:29 UTC
[PATCH 1/2] block: remove unnecessary argument from blk_execute_rq_nowait
The 'q' is not used since commit a1ce35fa4985 ("block: remove dead elevator code"), also update the comment of the function. Cc: target-devel at vger.kernel.org Cc: linux-scsi at vger.kernel.org Cc: virtualization at lists.linux-foundation.org Cc: linux-ide at vger.kernel.org Cc: linux-mmc at vger.kernel.org Cc: linux-nvme at lists.infradead.org Cc: linux-nfs at vger.kernel.org Signed-off-by: Guoqing Jiang <guoqing.jiang at cloud.ionos.com> --- block/blk-exec.c | 10 ++++------ drivers/block/sx8.c | 4 ++-- drivers/nvme/host/core.c | 4 ++-- drivers/nvme/host/lightnvm.c | 2 +- drivers/nvme/host/pci.c | 4 ++-- drivers/nvme/target/passthru.c | 2 +- drivers/scsi/scsi_error.c | 2 +- drivers/scsi/sg.c | 3 +-- drivers/scsi/st.c | 2 +- drivers/target/target_core_pscsi.c | 3 +-- include/linux/blkdev.h | 2 +- 11 files changed, 17 insertions(+), 21 deletions(-) diff --git a/block/blk-exec.c b/block/blk-exec.c index 85324d53d072..2e37e85456fb 100644 --- a/block/blk-exec.c +++ b/block/blk-exec.c @@ -31,8 +31,7 @@ static void blk_end_sync_rq(struct request *rq, blk_status_t error) } /** - * blk_execute_rq_nowait - insert a request into queue for execution - * @q: queue to insert the request in + * blk_execute_rq_nowait - insert a request to I/O scheduler for execution * @bd_disk: matching gendisk * @rq: request to insert * @at_head: insert request at head or tail of queue @@ -45,9 +44,8 @@ static void blk_end_sync_rq(struct request *rq, blk_status_t error) * Note: * This function will invoke @done directly if the queue is dead. */ -void blk_execute_rq_nowait(struct request_queue *q, struct gendisk *bd_disk, - struct request *rq, int at_head, - rq_end_io_fn *done) +void blk_execute_rq_nowait(struct gendisk *bd_disk, struct request *rq, + int at_head, rq_end_io_fn *done) { WARN_ON(irqs_disabled()); WARN_ON(!blk_rq_is_passthrough(rq)); @@ -83,7 +81,7 @@ void blk_execute_rq(struct request_queue *q, struct gendisk *bd_disk, unsigned long hang_check; rq->end_io_data = &wait; - blk_execute_rq_nowait(q, bd_disk, rq, at_head, blk_end_sync_rq); + blk_execute_rq_nowait(bd_disk, rq, at_head, blk_end_sync_rq); /* Prevent hang_check timer from firing at us during very long I/O */ hang_check = sysctl_hung_task_timeout_secs; diff --git a/drivers/block/sx8.c b/drivers/block/sx8.c index 4478eb7efee0..2cdf2771f8e8 100644 --- a/drivers/block/sx8.c +++ b/drivers/block/sx8.c @@ -539,7 +539,7 @@ static int carm_array_info (struct carm_host *host, unsigned int array_idx) spin_unlock_irq(&host->lock); DPRINTK("blk_execute_rq_nowait, tag == %u\n", rq->tag); - blk_execute_rq_nowait(host->oob_q, NULL, rq, true, NULL); + blk_execute_rq_nowait(NULL, rq, true, NULL); return 0; @@ -578,7 +578,7 @@ static int carm_send_special (struct carm_host *host, carm_sspc_t func) crq->msg_bucket = (u32) rc; DPRINTK("blk_execute_rq_nowait, tag == %u\n", rq->tag); - blk_execute_rq_nowait(host->oob_q, NULL, rq, true, NULL); + blk_execute_rq_nowait(NULL, rq, true, NULL); return 0; } diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index f320273fc672..63c469edb1bc 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -925,7 +925,7 @@ static void nvme_execute_rq_polled(struct request_queue *q, rq->cmd_flags |= REQ_HIPRI; rq->end_io_data = &wait; - blk_execute_rq_nowait(q, bd_disk, rq, at_head, nvme_end_sync_rq); + blk_execute_rq_nowait(bd_disk, rq, at_head, nvme_end_sync_rq); while (!completion_done(&wait)) { blk_poll(q, request_to_qc_t(rq->mq_hctx, rq), true); @@ -1202,7 +1202,7 @@ static int nvme_keep_alive(struct nvme_ctrl *ctrl) rq->timeout = ctrl->kato * HZ; rq->end_io_data = ctrl; - blk_execute_rq_nowait(rq->q, NULL, rq, 0, nvme_keep_alive_end_io); + blk_execute_rq_nowait(NULL, rq, 0, nvme_keep_alive_end_io); return 0; } diff --git a/drivers/nvme/host/lightnvm.c b/drivers/nvme/host/lightnvm.c index 470cef3abec3..439f2b52e985 100644 --- a/drivers/nvme/host/lightnvm.c +++ b/drivers/nvme/host/lightnvm.c @@ -695,7 +695,7 @@ static int nvme_nvm_submit_io(struct nvm_dev *dev, struct nvm_rq *rqd, rq->end_io_data = rqd; - blk_execute_rq_nowait(q, NULL, rq, 0, nvme_nvm_end_io); + blk_execute_rq_nowait(NULL, rq, 0, nvme_nvm_end_io); return 0; diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 50d9a20568a2..6aa11067c8d0 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -1327,7 +1327,7 @@ static enum blk_eh_timer_return nvme_timeout(struct request *req, bool reserved) } abort_req->end_io_data = NULL; - blk_execute_rq_nowait(abort_req->q, NULL, abort_req, 0, abort_endio); + blk_execute_rq_nowait(NULL, abort_req, 0, abort_endio); /* * The aborted req will be completed on receiving the abort req. @@ -2238,7 +2238,7 @@ static int nvme_delete_queue(struct nvme_queue *nvmeq, u8 opcode) req->end_io_data = nvmeq; init_completion(&nvmeq->delete_done); - blk_execute_rq_nowait(q, NULL, req, false, + blk_execute_rq_nowait(NULL, req, false, opcode == nvme_admin_delete_cq ? nvme_del_cq_end : nvme_del_queue_end); return 0; diff --git a/drivers/nvme/target/passthru.c b/drivers/nvme/target/passthru.c index b9776fc8f08f..cbc88acdd233 100644 --- a/drivers/nvme/target/passthru.c +++ b/drivers/nvme/target/passthru.c @@ -275,7 +275,7 @@ static void nvmet_passthru_execute_cmd(struct nvmet_req *req) schedule_work(&req->p.work); } else { rq->end_io_data = req; - blk_execute_rq_nowait(rq->q, ns ? ns->disk : NULL, rq, 0, + blk_execute_rq_nowait(ns ? ns->disk : NULL, rq, 0, nvmet_passthru_req_done); } diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index f11f51e2465f..c00f06e9ecb0 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -2007,7 +2007,7 @@ static void scsi_eh_lock_door(struct scsi_device *sdev) req->timeout = 10 * HZ; rq->retries = 5; - blk_execute_rq_nowait(req->q, NULL, req, 1, eh_lock_door_done); + blk_execute_rq_nowait(NULL, req, 1, eh_lock_door_done); } /** diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index bfa8d77322d7..4383d93110f8 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -829,8 +829,7 @@ sg_common_write(Sg_fd * sfp, Sg_request * srp, srp->rq->timeout = timeout; kref_get(&sfp->f_ref); /* sg_rq_end_io() does kref_put(). */ - blk_execute_rq_nowait(sdp->device->request_queue, sdp->disk, - srp->rq, at_head, sg_rq_end_io); + blk_execute_rq_nowait(sdp->disk, srp->rq, at_head, sg_rq_end_io); return 0; } diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c index 43f7624508a9..841ad2fc369a 100644 --- a/drivers/scsi/st.c +++ b/drivers/scsi/st.c @@ -585,7 +585,7 @@ static int st_scsi_execute(struct st_request *SRpnt, const unsigned char *cmd, rq->retries = retries; req->end_io_data = SRpnt; - blk_execute_rq_nowait(req->q, NULL, req, 1, st_scsi_execute_end); + blk_execute_rq_nowait(NULL, req, 1, st_scsi_execute_end); return 0; } diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c index 7994f27e4527..33770e5808ce 100644 --- a/drivers/target/target_core_pscsi.c +++ b/drivers/target/target_core_pscsi.c @@ -1000,8 +1000,7 @@ pscsi_execute_cmd(struct se_cmd *cmd) req->timeout = PS_TIMEOUT_OTHER; scsi_req(req)->retries = PS_RETRY; - blk_execute_rq_nowait(pdv->pdv_sd->request_queue, NULL, req, - (cmd->sam_task_attr == TCM_HEAD_TAG), + blk_execute_rq_nowait(NULL, req, (cmd->sam_task_attr == TCM_HEAD_TAG), pscsi_req_done); return 0; diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 070de09425ad..bf0ddef8aa10 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -942,7 +942,7 @@ extern int blk_rq_map_user_iov(struct request_queue *, struct request *, gfp_t); extern void blk_execute_rq(struct request_queue *, struct gendisk *, struct request *, int); -extern void blk_execute_rq_nowait(struct request_queue *, struct gendisk *, +extern void blk_execute_rq_nowait(struct gendisk *, struct request *, int, rq_end_io_fn *); /* Helper to convert REQ_OP_XXX to its string format XXX */ -- 2.17.1
Christoph Hellwig
2021-Jan-21 17:02 UTC
[PATCH 1/2] block: remove unnecessary argument from blk_execute_rq_nowait
On Thu, Jan 21, 2021 at 03:29:04PM +0100, Guoqing Jiang wrote:> The 'q' is not used since commit a1ce35fa4985 ("block: remove dead > elevator code"), also update the comment of the function.And more importantly it never really was needed to start with given that we can triviall derive it from struct request.> -extern void blk_execute_rq_nowait(struct request_queue *, struct gendisk *, > +extern void blk_execute_rq_nowait(struct gendisk *, > struct request *, int, rq_end_io_fn *);